September weather forecast
Blue Mountain Pines, PA

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Weather in September

September, the first month of the autumn in Blue Mountain Pines, is still a warm month, with an average temperature fluctuating between 73.9°F (23.3°C) and 54.3°F (12.4°C).

Temperature

The average high-temperature shows a slight dip in September, from August's 80.2°F (26.8°C) to a still moderately hot 73.9°F (23.3°C). Blue Mountain Pines throughout September, experiences an average nighttime temperature of 54.3°F (12.4°C).

Humidity

The average relative humidity in September is 79%.

Rainfall

September is the month with the least rainfall. Rain falls for 10.6 days and accumulates 1.02" (26mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In September, the average length of the day is 12h and 27min.
On the first day of September, sunrise is at 6:28 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:44 pm EDT.

Sunshine

In September, the average sunshine is 8.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 4 in September interprets into the following advice:
Ensure safety - Sun damage prevention is strongly urged. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Aug 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Blue Mountain Pines in September?

The average high-temperature and low-temperature during September are 73.9°F (23.3°C) and 54.3°F (12.4°C) respectively. The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines air temperature and relative humidity, in July is computed to be 89.6°F (32°C).

What is the average humidity in September?

In Blue Mountain Pines, Pennsylvania, the average relative humidity in September is 79%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 10.6 days and accumulates 1.02" (26mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 10.6 days. Throughout September, 1.02" (26mm) of precipitation is accumulated.

When it does not snow?

June through September are months without snowfall.

Does it snow in September?

In Blue Mountain Pines, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Blue Mountain Pines have in September?

In September, the average day length in Blue Mountain Pines is 12h and 27min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:28 am and sunset at 7:32 pm. On the last day of the month, sunrise is at 6:57 am and sunset at 6:44 pm EDT.

How many hours of sunshine does Blue Mountain Pines have in September?

The average sunshine duration in September in Blue Mountain Pines, Pennsylvania, is 8.7h.

What is the UV index reading in September?

In Blue Mountain Pines, the average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Blue Mountain Pines, PA

Average temperature in September - Blue Mountain Pines, PA
  • Average high temperature in September: 73.9°F

The warmest month (with the highest average high temperature) is July (82.9°F).
The month with the lowest average high temperature is January (33.4°F).

  • Average low temperature in September: 54.3°F

The month with the highest average low temperature is July (62.2°F).
The coldest month (with the lowest average low temperature) is January (20.7°F).

Average pressure in September
Blue Mountain Pines, PA

Average pressure in September - Blue Mountain Pines, PA
  • Average pressure in September: 30.06"Hg

The month with the highest atmospheric pressure is November (30.11"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Blue Mountain Pines, PA

Average wind speed in September - Blue Mountain Pines, PA
  • Average wind speed in September: 5.5mph

The windiest month (with the highest average wind speed) is March (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.9mph).

Average humidity in September
Blue Mountain Pines, PA

Average humidity in September - Blue Mountain Pines, PA
  • Average humidity in September: 79%

The month with the highest relative humidity is February (82%).
The month with the lowest relative humidity is April (76%).

Average rainfall in September
Blue Mountain Pines, PA

Average rainfall in September - Blue Mountain Pines, PA
  • Average rainfall in September: 1.02"

The wettest month (with the highest rainfall) is July (2.32").
The driest month (with the least rainfall) is September (1.02").

Average rainfall days in September
Blue Mountain Pines, PA

Average rainfall days in September - Blue Mountain Pines, PA
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is July (15.1 days).
The month with the least rainy days is January (7.3 days).

Average snowfall in September
Blue Mountain Pines, PA

Average snowfall in September - Blue Mountain Pines, PA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (2.52").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in September
Blue Mountain Pines, PA

Average snowfall days in September - Blue Mountain Pines, PA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (6.8 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Blue Mountain Pines, PA

Average daylight in September / Average sunshine in September - Blue Mountain Pines, PA
  • Average daylight in September: 12h and 3min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in September
Blue Mountain Pines, PA

Average sunshine days in September - Blue Mountain Pines, PA
  • Average sunshine days in September: 17 days

The month with the most sunshine days is January (19.3 days).
The month with the least sunshine days is July (13 days).

Average UV index in September
Blue Mountain Pines, PA

Average UV index in September - Blue Mountain Pines, PA
  • Average UV index in September: 4

The month with the highest UV index is June (UV index 6).
The month with the lowest UV index is December (UV index 1).

Average cloud cover in September
Blue Mountain Pines, PA

Average cloud cover in September - Blue Mountain Pines, PA
  • Average cloud cover in September: 40

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is July (Cloud cover 34).

Average visibility in September
Blue Mountain Pines, PA

Average visibility in September - Blue Mountain Pines, PA
  • Average visibility in September: 5mi

The month with the highest visibility is April (6mi).
The months with the lowest visibility are January, February, March, May, June, July, August, September, October, November and December (5mi).

Blue Mountain Pines, Pennsylvania, USA

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